Photo

FILE - In this Jan. 17, 1994 file photo, the Santa Monica Freeway has split and collapsed over La Cienega Boulevard following the Northridge quake in the predawn hours. The Jan. 17, 1994 Northridge earthquake caused death and destruction over a wide area of Southern California. While the state has made strides in retrofitting freeways and hospitals, work remains to strengthen concrete buildings and housing with underground parking. (AP Photo/Eric Draper, File)
— The Associated Press